Home / 3,722,246.40-5,579,399.68-2,121,362.40

Finding the Fourth Proportional to 3,722,246.40, 5,579,399.68 and 2,121,362.40

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Solution

The fourth proportional to 3,722,246.40, 5,579,399.68 and 2,121,362.40 is: 3,179,781.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722,246.40 : 5,579,399.68 = 2,121,362.40 : x
  2. Step 2: Convert to fraction form
    3,722,246.40/5,579,399.68 = 2,121,362.40/x
  3. Step 3: Cross multiply
    3,722,246.40x = 5,579,399.68 × 2,121,362.40
  4. Step 4: Simplify right side
    3,722,246.40x = 11,835,928,695,724.03
  5. Step 5: Solve for x
    x = 11,835,928,695,724.03/3,722,246.40
  6. Step 6: Final answer
    x = 3,179,781.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.